CELO Price: $0.86 (-1.72%)
Gas: 5 GWei

Contract

0x5ef55c5bBF1a927bA0fEc614210832E1869a42F4

Overview

CELO Balance

Celo Chain LogoCelo Chain LogoCelo Chain Logo0 CELO

CELO Value

$0.00

Token Holdings

Multichain Info

No addresses found
Transaction Hash
Method
Block
From
To
Value
Sync159549032022-11-03 2:28:34537 days ago1667442514IN
0x5ef55c5b...1869a42F4
0 CELO0.000031770.5
Sync159548992022-11-03 2:28:14537 days ago1667442494IN
0x5ef55c5b...1869a42F4
0 CELO0.000031770.5
Sync159545562022-11-03 1:59:39537 days ago1667440779IN
0x5ef55c5b...1869a42F4
0 CELO0.000031770.5
Approve99459772021-11-19 7:30:27886 days ago1637307027IN
0x5ef55c5b...1869a42F4
0 CELO0.000044291
Approve97723432021-11-09 6:20:12896 days ago1636438812IN
0x5ef55c5b...1869a42F4
0 CELO0.000012540.5
Approve97723412021-11-09 6:20:02896 days ago1636438802IN
0x5ef55c5b...1869a42F4
0 CELO0.000012540.5
Approve97723392021-11-09 6:19:52896 days ago1636438792IN
0x5ef55c5b...1869a42F4
0 CELO0.000022140.5
Approve95538432021-10-27 14:50:58908 days ago1635346258IN
0x5ef55c5b...1869a42F4
0 CELO0.000022140.5
Approve95121882021-10-25 4:59:38911 days ago1635137978IN
0x5ef55c5b...1869a42F4
0 CELO0.000022140.5

Latest 1 internal transaction

Parent Transaction Hash Block From To Value
95121592021-10-25 4:57:13911 days ago1635137833  Contract Creation0 CELO
Loading...
Loading

Similar Match Source Code
This contract matches the deployed Bytecode of the Source Code for Contract 0xf5b1BC6C...A350f8422
The constructor portion of the code might be different and could alter the actual behaviour of the contract

Contract Name:
UniswapV2Pair

Compiler Version
v0.6.12+commit.27d51765

Optimization Enabled:
Yes with 5000 runs

Other Settings:
default evmVersion
File 1 of 8 : UniswapV2Pair.sol
// SPDX-License-Identifier: MIT

pragma solidity =0.6.12;

import './UniswapV2ERC20.sol';
import './libraries/Math.sol';
import './libraries/UQ112x112.sol';
import './interfaces/IERC20.sol';
import './interfaces/IUniswapV2Factory.sol';
import './interfaces/IUniswapV2Callee.sol';


contract UniswapV2Pair is UniswapV2ERC20 {
    using SafeMathUniswap  for uint;
    using UQ112x112 for uint224;

    uint public constant MINIMUM_LIQUIDITY = 10**3;
    bytes4 private constant SELECTOR = bytes4(keccak256(bytes('transfer(address,uint256)')));

    address public factory;
    address public token0;
    address public token1;

    uint112 private reserve0;           // uses single storage slot, accessible via getReserves
    uint112 private reserve1;           // uses single storage slot, accessible via getReserves
    uint32  private blockTimestampLast; // uses single storage slot, accessible via getReserves

    uint public price0CumulativeLast;
    uint public price1CumulativeLast;
    uint public kLast; // reserve0 * reserve1, as of immediately after the most recent liquidity event

    uint private unlocked = 1;
    modifier lock() {
        require(unlocked == 1, 'UniswapV2: LOCKED');
        unlocked = 0;
        _;
        unlocked = 1;
    }

    function getReserves() public view returns (uint112 _reserve0, uint112 _reserve1, uint32 _blockTimestampLast) {
        _reserve0 = reserve0;
        _reserve1 = reserve1;
        _blockTimestampLast = blockTimestampLast;
    }

    function _safeTransfer(address token, address to, uint value) private {
        (bool success, bytes memory data) = token.call(abi.encodeWithSelector(SELECTOR, to, value));
        require(success && (data.length == 0 || abi.decode(data, (bool))), 'UniswapV2: TRANSFER_FAILED');
    }

    event Mint(address indexed sender, uint amount0, uint amount1);
    event Burn(address indexed sender, uint amount0, uint amount1, address indexed to);
    event Swap(
        address indexed sender,
        uint amount0In,
        uint amount1In,
        uint amount0Out,
        uint amount1Out,
        address indexed to
    );
    event Sync(uint112 reserve0, uint112 reserve1);

    constructor() public {
        factory = msg.sender;
    }

    // called once by the factory at time of deployment
    function initialize(address _token0, address _token1) external {
        require(msg.sender == factory, 'UniswapV2: FORBIDDEN'); // sufficient check
        token0 = _token0;
        token1 = _token1;
    }

    // update reserves and, on the first call per block, price accumulators
    function _update(uint balance0, uint balance1, uint112 _reserve0, uint112 _reserve1) private {
        require(balance0 <= uint112(-1) && balance1 <= uint112(-1), 'UniswapV2: OVERFLOW');
        uint32 blockTimestamp = uint32(block.timestamp % 2**32);
        uint32 timeElapsed = blockTimestamp - blockTimestampLast; // overflow is desired
        if (timeElapsed > 0 && _reserve0 != 0 && _reserve1 != 0) {
            // * never overflows, and + overflow is desired
            price0CumulativeLast += uint(UQ112x112.encode(_reserve1).uqdiv(_reserve0)) * timeElapsed;
            price1CumulativeLast += uint(UQ112x112.encode(_reserve0).uqdiv(_reserve1)) * timeElapsed;
        }
        reserve0 = uint112(balance0);
        reserve1 = uint112(balance1);
        blockTimestampLast = blockTimestamp;
        emit Sync(reserve0, reserve1);
    }

    // if fee is on, mint liquidity equivalent to 1/6th of the growth in sqrt(k)
    function _mintFee(uint112 _reserve0, uint112 _reserve1) private returns (bool feeOn) {
        address feeTo = IUniswapV2Factory(factory).feeTo();
        feeOn = feeTo != address(0);
        uint _kLast = kLast; // gas savings
        if (feeOn) {
            if (_kLast != 0) {
                uint rootK = Math.sqrt(uint(_reserve0).mul(_reserve1));
                uint rootKLast = Math.sqrt(_kLast);
                if (rootK > rootKLast) {
                    uint numerator = totalSupply.mul(rootK.sub(rootKLast));
                    uint denominator = rootK.mul(5).add(rootKLast);
                    uint liquidity = numerator / denominator;
                    if (liquidity > 0) _mint(feeTo, liquidity);
                }
            }
        } else if (_kLast != 0) {
            kLast = 0;
        }
    }

    // this low-level function should be called from a contract which performs important safety checks
    function mint(address to) external lock returns (uint liquidity) {
        (uint112 _reserve0, uint112 _reserve1,) = getReserves(); // gas savings
        uint balance0 = IERC20Uniswap(token0).balanceOf(address(this));
        uint balance1 = IERC20Uniswap(token1).balanceOf(address(this));
        uint amount0 = balance0.sub(_reserve0);
        uint amount1 = balance1.sub(_reserve1);

        bool feeOn = _mintFee(_reserve0, _reserve1);
        uint _totalSupply = totalSupply; // gas savings, must be defined here since totalSupply can update in _mintFee
        if (_totalSupply == 0) {
            liquidity = Math.sqrt(amount0.mul(amount1)).sub(MINIMUM_LIQUIDITY);
            _mint(address(0), MINIMUM_LIQUIDITY); // permanently lock the first MINIMUM_LIQUIDITY tokens
        } else {
            liquidity = Math.min(amount0.mul(_totalSupply) / _reserve0, amount1.mul(_totalSupply) / _reserve1);
        }
        require(liquidity > 0, 'UniswapV2: INSUFFICIENT_LIQUIDITY_MINTED');
        _mint(to, liquidity);

        _update(balance0, balance1, _reserve0, _reserve1);
        if (feeOn) kLast = uint(reserve0).mul(reserve1); // reserve0 and reserve1 are up-to-date
        emit Mint(msg.sender, amount0, amount1);
    }

    // this low-level function should be called from a contract which performs important safety checks
    function burn(address to) external lock returns (uint amount0, uint amount1) {
        (uint112 _reserve0, uint112 _reserve1,) = getReserves(); // gas savings
        address _token0 = token0;                                // gas savings
        address _token1 = token1;                                // gas savings
        uint balance0 = IERC20Uniswap(_token0).balanceOf(address(this));
        uint balance1 = IERC20Uniswap(_token1).balanceOf(address(this));
        uint liquidity = balanceOf[address(this)];

        bool feeOn = _mintFee(_reserve0, _reserve1);
        uint _totalSupply = totalSupply; // gas savings, must be defined here since totalSupply can update in _mintFee
        amount0 = liquidity.mul(balance0) / _totalSupply; // using balances ensures pro-rata distribution
        amount1 = liquidity.mul(balance1) / _totalSupply; // using balances ensures pro-rata distribution
        require(amount0 > 0 && amount1 > 0, 'UniswapV2: INSUFFICIENT_LIQUIDITY_BURNED');
        _burn(address(this), liquidity);
        _safeTransfer(_token0, to, amount0);
        _safeTransfer(_token1, to, amount1);
        balance0 = IERC20Uniswap(_token0).balanceOf(address(this));
        balance1 = IERC20Uniswap(_token1).balanceOf(address(this));

        _update(balance0, balance1, _reserve0, _reserve1);
        if (feeOn) kLast = uint(reserve0).mul(reserve1); // reserve0 and reserve1 are up-to-date
        emit Burn(msg.sender, amount0, amount1, to);
    }

    // this low-level function should be called from a contract which performs important safety checks
    function swap(uint amount0Out, uint amount1Out, address to, bytes calldata data) external lock {
        require(amount0Out > 0 || amount1Out > 0, 'UniswapV2: INSUFFICIENT_OUTPUT_AMOUNT');
        (uint112 _reserve0, uint112 _reserve1,) = getReserves(); // gas savings
        require(amount0Out < _reserve0 && amount1Out < _reserve1, 'UniswapV2: INSUFFICIENT_LIQUIDITY');

        uint balance0;
        uint balance1;
        { // scope for _token{0,1}, avoids stack too deep errors
        address _token0 = token0;
        address _token1 = token1;
        require(to != _token0 && to != _token1, 'UniswapV2: INVALID_TO');
        if (amount0Out > 0) _safeTransfer(_token0, to, amount0Out); // optimistically transfer tokens
        if (amount1Out > 0) _safeTransfer(_token1, to, amount1Out); // optimistically transfer tokens
        if (data.length > 0) IUniswapV2Callee(to).uniswapV2Call(msg.sender, amount0Out, amount1Out, data);
        balance0 = IERC20Uniswap(_token0).balanceOf(address(this));
        balance1 = IERC20Uniswap(_token1).balanceOf(address(this));
        }
        uint amount0In = balance0 > _reserve0 - amount0Out ? balance0 - (_reserve0 - amount0Out) : 0;
        uint amount1In = balance1 > _reserve1 - amount1Out ? balance1 - (_reserve1 - amount1Out) : 0;
        require(amount0In > 0 || amount1In > 0, 'UniswapV2: INSUFFICIENT_INPUT_AMOUNT');
        { // scope for reserve{0,1}Adjusted, avoids stack too deep errors
        uint balance0Adjusted = balance0.mul(1000).sub(amount0In.mul(3));
        uint balance1Adjusted = balance1.mul(1000).sub(amount1In.mul(3));
        require(balance0Adjusted.mul(balance1Adjusted) >= uint(_reserve0).mul(_reserve1).mul(1000**2), 'UniswapV2: K');
        }

        _update(balance0, balance1, _reserve0, _reserve1);
        emit Swap(msg.sender, amount0In, amount1In, amount0Out, amount1Out, to);
    }

    // force balances to match reserves
    function skim(address to) external lock {
        address _token0 = token0; // gas savings
        address _token1 = token1; // gas savings
        _safeTransfer(_token0, to, IERC20Uniswap(_token0).balanceOf(address(this)).sub(reserve0));
        _safeTransfer(_token1, to, IERC20Uniswap(_token1).balanceOf(address(this)).sub(reserve1));
    }

    // force reserves to match balances
    function sync() external lock {
        _update(IERC20Uniswap(token0).balanceOf(address(this)), IERC20Uniswap(token1).balanceOf(address(this)), reserve0, reserve1);
    }
}

File 2 of 8 : IUniswapV2Callee.sol
// SPDX-License-Identifier: MIT

pragma solidity >=0.5.0;

interface IUniswapV2Callee {
    function uniswapV2Call(address sender, uint amount0, uint amount1, bytes calldata data) external;
}

File 2 of 8 : IUniswapV2Factory.sol
// SPDX-License-Identifier: MIT

pragma solidity >=0.5.0;

interface IUniswapV2Factory {
    event PairCreated(address indexed token0, address indexed token1, address pair, uint);

    function feeTo() external view returns (address);
    function feeToSetter() external view returns (address);

    function getPair(address tokenA, address tokenB) external view returns (address pair);
    function allPairs(uint) external view returns (address pair);
    function allPairsLength() external view returns (uint);

    function createPair(address tokenA, address tokenB) external returns (address pair);

    function setFeeTo(address) external;
    function setFeeToSetter(address) external;
}

File 2 of 8 : IERC20.sol
// SPDX-License-Identifier: MIT

pragma solidity >=0.5.0;

interface IERC20Uniswap {
    event Approval(address indexed owner, address indexed spender, uint value);
    event Transfer(address indexed from, address indexed to, uint value);

    function name() external view returns (string memory);
    function symbol() external view returns (string memory);
    function decimals() external view returns (uint8);
    function totalSupply() external view returns (uint);
    function balanceOf(address owner) external view returns (uint);
    function allowance(address owner, address spender) external view returns (uint);

    function approve(address spender, uint value) external returns (bool);
    function transfer(address to, uint value) external returns (bool);
    function transferFrom(address from, address to, uint value) external returns (bool);
}

File 2 of 8 : UQ112x112.sol
// SPDX-License-Identifier: MIT

pragma solidity =0.6.12;

// a library for handling binary fixed point numbers (https://en.wikipedia.org/wiki/Q_(number_format))

// range: [0, 2**112 - 1]
// resolution: 1 / 2**112

library UQ112x112 {
    uint224 constant Q112 = 2**112;

    // encode a uint112 as a UQ112x112
    function encode(uint112 y) internal pure returns (uint224 z) {
        z = uint224(y) * Q112; // never overflows
    }

    // divide a UQ112x112 by a uint112, returning a UQ112x112
    function uqdiv(uint224 x, uint112 y) internal pure returns (uint224 z) {
        z = x / uint224(y);
    }
}

File 2 of 8 : Math.sol
// SPDX-License-Identifier: MIT

pragma solidity =0.6.12;

// a library for performing various math operations

library Math {
    function min(uint x, uint y) internal pure returns (uint z) {
        z = x < y ? x : y;
    }

    // babylonian method (https://en.wikipedia.org/wiki/Methods_of_computing_square_roots#Babylonian_method)
    function sqrt(uint y) internal pure returns (uint z) {
        if (y > 3) {
            z = y;
            uint x = y / 2 + 1;
            while (x < z) {
                z = x;
                x = (y / x + x) / 2;
            }
        } else if (y != 0) {
            z = 1;
        }
    }
}

File 2 of 8 : UniswapV2ERC20.sol
// SPDX-License-Identifier: MIT

pragma solidity =0.6.12;

import './libraries/SafeMath.sol';

contract UniswapV2ERC20 {
    using SafeMathUniswap for uint;

    string public constant name = 'Ubeswap LP Token';
    string public constant symbol = 'ULP';
    uint8 public constant decimals = 18;
    uint  public totalSupply;
    mapping(address => uint) public balanceOf;
    mapping(address => mapping(address => uint)) public allowance;

    bytes32 public DOMAIN_SEPARATOR;
    // keccak256("Permit(address owner,address spender,uint256 value,uint256 nonce,uint256 deadline)");
    bytes32 public constant PERMIT_TYPEHASH = 0x6e71edae12b1b97f4d1f60370fef10105fa2faae0126114a169c64845d6126c9;
    mapping(address => uint) public nonces;

    event Approval(address indexed owner, address indexed spender, uint value);
    event Transfer(address indexed from, address indexed to, uint value);

    constructor() public {
        uint chainId;
        assembly {
            chainId := chainid()
        }
        DOMAIN_SEPARATOR = keccak256(
            abi.encode(
                keccak256('EIP712Domain(string name,string version,uint256 chainId,address verifyingContract)'),
                keccak256(bytes(name)),
                keccak256(bytes('1')),
                chainId,
                address(this)
            )
        );
    }

    function _mint(address to, uint value) internal {
        totalSupply = totalSupply.add(value);
        balanceOf[to] = balanceOf[to].add(value);
        emit Transfer(address(0), to, value);
    }

    function _burn(address from, uint value) internal {
        balanceOf[from] = balanceOf[from].sub(value);
        totalSupply = totalSupply.sub(value);
        emit Transfer(from, address(0), value);
    }

    function _approve(address owner, address spender, uint value) private {
        allowance[owner][spender] = value;
        emit Approval(owner, spender, value);
    }

    function _transfer(address from, address to, uint value) private {
        balanceOf[from] = balanceOf[from].sub(value);
        balanceOf[to] = balanceOf[to].add(value);
        emit Transfer(from, to, value);
    }

    function approve(address spender, uint value) external returns (bool) {
        _approve(msg.sender, spender, value);
        return true;
    }

    function transfer(address to, uint value) external returns (bool) {
        _transfer(msg.sender, to, value);
        return true;
    }

    function transferFrom(address from, address to, uint value) external returns (bool) {
        if (allowance[from][msg.sender] != uint(-1)) {
            allowance[from][msg.sender] = allowance[from][msg.sender].sub(value);
        }
        _transfer(from, to, value);
        return true;
    }

    function permit(address owner, address spender, uint value, uint deadline, uint8 v, bytes32 r, bytes32 s) external {
        require(deadline >= block.timestamp, 'UniswapV2: EXPIRED');
        bytes32 digest = keccak256(
            abi.encodePacked(
                '\x19\x01',
                DOMAIN_SEPARATOR,
                keccak256(abi.encode(PERMIT_TYPEHASH, owner, spender, value, nonces[owner]++, deadline))
            )
        );
        address recoveredAddress = ecrecover(digest, v, r, s);
        require(recoveredAddress != address(0) && recoveredAddress == owner, 'UniswapV2: INVALID_SIGNATURE');
        _approve(owner, spender, value);
    }
}

File 2 of 8 : SafeMath.sol
// SPDX-License-Identifier: MIT

pragma solidity =0.6.12;

// a library for performing overflow-safe math, courtesy of DappHub (https://github.com/dapphub/ds-math)

library SafeMathUniswap {
    function add(uint x, uint y) internal pure returns (uint z) {
        require((z = x + y) >= x, 'ds-math-add-overflow');
    }

    function sub(uint x, uint y) internal pure returns (uint z) {
        require((z = x - y) <= x, 'ds-math-sub-underflow');
    }

    function mul(uint x, uint y) internal pure returns (uint z) {
        require(y == 0 || (z = x * y) / y == x, 'ds-math-mul-overflow');
    }
}

Settings
{
  "optimizer": {
    "enabled": true,
    "runs": 5000
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  }
}

Contract Security Audit

Contract ABI

[{"inputs":[],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"spender","type":"address"},{"indexed":false,"internalType":"uint256","name":"value","type":"uint256"}],"name":"Approval","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"sender","type":"address"},{"indexed":false,"internalType":"uint256","name":"amount0","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"amount1","type":"uint256"},{"indexed":true,"internalType":"address","name":"to","type":"address"}],"name":"Burn","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"sender","type":"address"},{"indexed":false,"internalType":"uint256","name":"amount0","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"amount1","type":"uint256"}],"name":"Mint","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"sender","type":"address"},{"indexed":false,"internalType":"uint256","name":"amount0In","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"amount1In","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"amount0Out","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"amount1Out","type":"uint256"},{"indexed":true,"internalType":"address","name":"to","type":"address"}],"name":"Swap","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint112","name":"reserve0","type":"uint112"},{"indexed":false,"internalType":"uint112","name":"reserve1","type":"uint112"}],"name":"Sync","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":false,"internalType":"uint256","name":"value","type":"uint256"}],"name":"Transfer","type":"event"},{"inputs":[],"name":"DOMAIN_SEPARATOR","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"MINIMUM_LIQUIDITY","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"PERMIT_TYPEHASH","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"},{"internalType":"address","name":"","type":"address"}],"name":"allowance","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"spender","type":"address"},{"internalType":"uint256","name":"value","type":"uint256"}],"name":"approve","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"}],"name":"burn","outputs":[{"internalType":"uint256","name":"amount0","type":"uint256"},{"internalType":"uint256","name":"amount1","type":"uint256"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"decimals","outputs":[{"internalType":"uint8","name":"","type":"uint8"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"factory","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getReserves","outputs":[{"internalType":"uint112","name":"_reserve0","type":"uint112"},{"internalType":"uint112","name":"_reserve1","type":"uint112"},{"internalType":"uint32","name":"_blockTimestampLast","type":"uint32"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_token0","type":"address"},{"internalType":"address","name":"_token1","type":"address"}],"name":"initialize","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"kLast","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"}],"name":"mint","outputs":[{"internalType":"uint256","name":"liquidity","type":"uint256"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"nonces","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"spender","type":"address"},{"internalType":"uint256","name":"value","type":"uint256"},{"internalType":"uint256","name":"deadline","type":"uint256"},{"internalType":"uint8","name":"v","type":"uint8"},{"internalType":"bytes32","name":"r","type":"bytes32"},{"internalType":"bytes32","name":"s","type":"bytes32"}],"name":"permit","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"price0CumulativeLast","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"price1CumulativeLast","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"}],"name":"skim","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"amount0Out","type":"uint256"},{"internalType":"uint256","name":"amount1Out","type":"uint256"},{"internalType":"address","name":"to","type":"address"},{"internalType":"bytes","name":"data","type":"bytes"}],"name":"swap","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"sync","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"token0","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"token1","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"value","type":"uint256"}],"name":"transfer","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"value","type":"uint256"}],"name":"transferFrom","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"}]

Deployed Bytecode

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

Block Transaction Gas Used Reward
View All Blocks Produced

Block Uncle Number Difficulty Gas Used Reward
View All Uncles
Loading...
Loading
Loading...
Loading

Validator Index Block Amount
View All Withdrawals

Transaction Hash Block Value Eth2 PubKey Valid
View All Deposits
[ Download: CSV Export  ]
[ Download: CSV Export  ]

A contract address hosts a smart contract, which is a set of code stored on the blockchain that runs when predetermined conditions are met. Learn more about addresses in our Knowledge Base.